Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

21st September 2002

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Spheres and Cones3 marks
A cone has base radius 8 cm and vertical height 9 cm. Work out its volume, leaving your answer in terms of pi.
2
Probability Trees3 marks
A bag holds 9 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Box Plots2 marks
A box plot has minimum 13, lower quartile 17, median 19, upper quartile 21 and maximum 29. Work out the interquartile range.
4
The Product Rule for Counting2 marks
A meal deal has 9 mains, 8 sides and 3 drinks. How many different meals are possible?
5
Inequalities on Graphs2 marks
A region is defined by y < -x - 4. Should the boundary line be solid or dashed, and why?

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